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26 #ifndef DateTimeSymbolicFieldElement_h
27 #define DateTimeSymbolicFieldElement_h
29 #if ENABLE(INPUT_MULTIPLE_FIELDS_UI)
30 #include "core/html/forms/TypeAhead.h"
31 #include "core/html/shadow/DateTimeFieldElement.h"
35 // DateTimeSymbolicFieldElement represents non-numeric field of data time
36 // format, such as: AM/PM, and month.
37 class DateTimeSymbolicFieldElement : public DateTimeFieldElement, public TypeAheadDataSource {
38 WTF_MAKE_NONCOPYABLE(DateTimeSymbolicFieldElement);
41 DateTimeSymbolicFieldElement(Document&, FieldOwner&, const Vector<String>&, int minimum, int maximum);
42 size_t symbolsSize() const { return m_symbols.size(); }
43 virtual bool hasValue() const override final;
44 void initialize(const AtomicString& pseudo, const String& axHelpText);
45 virtual void setEmptyValue(EventBehavior = DispatchNoEvent) override final;
46 virtual void setValueAsInteger(int, EventBehavior = DispatchNoEvent) override final;
47 virtual int valueAsInteger() const override final;
50 static const int invalidIndex = -1;
52 String visibleEmptyValue() const;
53 bool indexIsInRange(int index) const { return index >= m_minimumIndex && index <= m_maximumIndex; }
55 // DateTimeFieldElement functions.
56 virtual void handleKeyboardEvent(KeyboardEvent*) override final;
57 virtual float maximumWidth(const Font&) override;
58 virtual void stepDown() override final;
59 virtual void stepUp() override final;
60 virtual String value() const override final;
61 virtual int valueForARIAValueNow() const override final;
62 virtual String visibleValue() const override final;
64 // TypeAheadDataSource functions.
65 virtual int indexOfSelectedOption() const override;
66 virtual int optionCount() const override;
67 virtual String optionAtIndex(int index) const override;
69 const Vector<String> m_symbols;
71 // We use AtomicString to share visible empty value among multiple
72 // DateTimeEditElements in the page.
73 const AtomicString m_visibleEmptyValue;
75 TypeAhead m_typeAhead;
76 const int m_minimumIndex;
77 const int m_maximumIndex;